18534360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^2$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 60434640

約数和(自身を除く): 41900280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 120, 130, 156, 195, 218, 260, 312, 327, 390, 436, 520, 545, 654, 780, 872, 1090, 1308, 1417, 1560, 1635, 2180, 2616, 2834, 3270, 4251, 4360, 5668, 6540, 7085, 8502, 11336, 11881, 13080, 14170, 17004, 21255, 23762, 28340, 34008, 35643, 42510, 47524, 56680, 59405, 71286, 85020, 95048, 118810, 142572, 154453, 170040, 178215, 237620, 285144, 308906, 356430, 463359, 475240, 617812, 712860, 772265, 926718, 1235624, 1425720, 1544530, 1853436, 2316795, 3089060, 3706872, 4633590, 6178120, 9267180, 18534360]

約数ペア:

[(1, 18534360), (2, 9267180), (3, 6178120), (4, 4633590), (5, 3706872), (6, 3089060), (8, 2316795), (10, 1853436), (12, 1544530), (13, 1425720), (15, 1235624), (20, 926718), (24, 772265), (26, 712860), (30, 617812), (39, 475240), (40, 463359), (52, 356430), (60, 308906), (65, 285144), (78, 237620), (104, 178215), (109, 170040), (120, 154453), (130, 142572), (156, 118810), (195, 95048), (218, 85020), (260, 71286), (312, 59405), (327, 56680), (390, 47524), (436, 42510), (520, 35643), (545, 34008), (654, 28340), (780, 23762), (872, 21255), (1090, 17004), (1308, 14170), (1417, 13080), (1560, 11881), (1635, 11336), (2180, 8502), (2616, 7085), (2834, 6540), (3270, 5668), (4251, 4360)]